drm/i915/gt: use intel_uncore_rmw when appropriate

This patch replaces all occurences of the form
intel_uncore_write(reg, intel_uncore_read(reg) OP val)
with intel_uncore_rmw.
Signed-off-by: NAndrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: NAndi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: NAndi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221019143818.244339-2-andrzej.hajda@intel.com

drivers/gpu/drm/i915/gt/intel_rps.c

@@ -625,9 +625,7 @@ static void gen5_rps_disable(struct intel_rps *rps)
 	rgvswctl = intel_uncore_read16(uncore, MEMSWCTL);
 
 	/* Ack interrupts, disable EFC interrupt */
-	intel_uncore_write(uncore, MEMINTREN,
-			   intel_uncore_read(uncore, MEMINTREN) &
-			   ~MEMINT_EVAL_CHG_EN);
+	intel_uncore_rmw(uncore, MEMINTREN, MEMINT_EVAL_CHG_EN, 0);
 	intel_uncore_write(uncore, MEMINTRSTS, MEMINT_EVAL_CHG);
 
 	/* Go back to the starting frequency */